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#include "ResponseAPDU.h"
#include <string.h>
using namespace std;
namespace VeraCrypt
{
uint16 BytesToUInt16(const vector<byte>& buff)
{
uint16 value = 0;
for (uint16 i = 0; i < buff.size(); i++)
{
value <<= 8;
value |= (uint16)buff.at(i);
}
return value;
}
void AppendData (vector<byte>& buffer, const byte* pbData, size_t cbData)
{
size_t orgSize = buffer.size ();
buffer.resize (orgSize + cbData);
memcpy (buffer.data () + orgSize, pbData, cbData);
}
/*********************************************************************************/
void ResponseAPDU::clear()
{
m_data.clear();
m_SW = 0;
}
ResponseAPDU::ResponseAPDU() : m_SW(0)
{
}
ResponseAPDU::ResponseAPDU(const vector<byte>& data, uint16 SW)
{
m_data = data;
m_SW = SW;
}
uint32 ResponseAPDU::getNr()
{
return (uint32)m_data.size();
}
const vector<byte> ResponseAPDU::getData()
{
return m_data;
}
byte ResponseAPDU::getSW1()
{
return (byte)((0xFF00 & m_SW) >> 8);
}
byte ResponseAPDU::getSW2()
{
return (byte)(0x00FF & m_SW);
}
uint16 ResponseAPDU::getSW()
{
return m_SW;
}
const vector<byte> ResponseAPDU::getBytes()
{
vector<byte> apdu;
AppendData(apdu, m_data.data(), m_data.size());
apdu.push_back((byte)getSW1());
apdu.push_back((byte)getSW2());
return apdu;
}
void ResponseAPDU::appendData(const vector<byte>& data)
{
appendData(data.data(), data.size());
}
void ResponseAPDU::appendData(const byte* data, size_t dataLen)
{
AppendData(m_data, data, dataLen);
}
void ResponseAPDU::setSW(uint16 SW)
{
m_SW = SW;
}
void ResponseAPDU::setBytes(const vector<byte>& bytes)
{
clear();
if (bytes.size() >= 2)
{
vector<byte> SWBytes;
m_data.resize(bytes.size() - 2);
SWBytes.resize(2);
memcpy(m_data.data(), bytes.data(), bytes.size() - 2);
memcpy(SWBytes.data(), bytes.data() + bytes.size() - 2, 2);
m_SW = BytesToUInt16(SWBytes);
}
}
}
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